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Ce2SmDySe5

Alexandria ALEX

Alex-ID: agm005157607 · Space group: P4/mmm (#123)

Alexandria Database API

Basic Information

Formula
Ce2SmDySe5
Alex-ID
agm005157607
Elements
4
Sites
9
Space group
P4/mmm (#123)
Crystal system
tetragonal
Volume
287.92
ų
Cell a
5.1373
Å
Cell b
5.1373
Å
Cell c
10.9094
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ce2SmDySe5
Ce
2.00 · 22.2%
Sm
1.00 · 11.1%
Dy
1.00 · 11.1%
Se
5.00 · 55.6%

Energy & Stability

Energy above hull
0.5614
eV/atom
Formation energy
-1.2970
eV/atom
Corrected total energy
-50.3208
eV
Raw total energy
-50.3208
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
19.1010
Total magnetisation
3.4507
μB

Additional Information

Prototype ID

ABC2D5_388_spg123

Decomposition

Sm2DySe4 Ce3Se4 Dy3Se4 CeSe

Computed at

2023-01-19 13:54:25.846034

Citation

Alexandria website
https://alexandria.icams.rub.de/
Attribution

The crystal structure and related material properties of this entry were obtained from the Alexandria database (Alex-ID: agm005157607).

Reference

Th. Cavignac, J. Schmidt, P.-P. De Breuck, A. Loew, T. F. T. Cerqueira, H.-C. Wang, A. Bochkarev, Y. Lysogorskiy, A. H. Romero, R. Drautz, S. Botti and M. A. L. Marques. AI-Driven expansion and application of the Alexandria database. J. Phys. Mater. 9, 025014 (2026). https://doi.org/10.1088/2515-7639/ae6620

BibTeX 
@article{Cavignac2026Alexandria,
  author  = {Cavignac, Th{\'e}o and Schmidt, Jonathan and De Breuck, Pierre-Paul and Loew, Antoine
             and Cerqueira, Tiago F. T. and Wang, Hai-Chen and Bochkarev, Anton
             and Lysogorskiy, Yury and Romero, Aldo H. and Drautz, Ralf and Botti, Silvana
             and Marques, Miguel A. L.},
  title   = {{AI}-Driven expansion and application of the {A}lexandria database},
  journal = {Journal of Physics: Materials},
  year    = {2026},
  volume  = {9},
  number  = {2},
  pages   = {025014},
  doi     = {10.1088/2515-7639/ae6620},
  url     = {https://doi.org/10.1088/2515-7639/ae6620}
}

3D Crystal Structure Rendering

Loading 3D structure…

Style: Ball & Stick
Raw CIF Data 
# CIF generated by HEAS from Alexandria entry agm005157607
data_agm005157607
_cell_length_a     5.13728
_cell_length_b     5.13728
_cell_length_c     10.90936
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       287.91632
_symmetry_space_group_name_H-M 'P 1'
_symmetry_Int_Tables_number 1
loop_
_symmetry_equiv_pos_as_xyz
  'x, y, z'
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
  Ce1 Ce 0.50000 0.50000 0.30804 1.00000
  Ce2 Ce 0.50000 0.50000 0.69196 1.00000
  Sm1 Sm 0.00000 0.00000 0.00000 1.00000
  Dy1 Dy 0.00000 0.00000 0.50000 1.00000
  Se1 Se 0.00000 0.50000 0.50000 1.00000
  Se2 Se 0.50000 0.00000 0.50000 1.00000
  Se3 Se 0.00000 0.00000 0.75254 1.00000
  Se4 Se 0.00000 0.00000 0.24746 1.00000
  Se5 Se 0.50000 0.50000 0.00000 1.00000
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